Array Performance Features; Fault Tolerance; Table 8. Array Performance Features - Intel 12Gb/s User Manual

PCI Express bus data transfer rate
Serial port
SAS bus speed
SAS ports
Cache configuration
Size of flash ROM for firmware
NVRAM

Array Performance Features

The following table shows the array performance features for the 12Gb/s Intel
Controllers.
PCI Express host data transfer rate
Drive data transfer rate
Maximum scatter/gather I/O
Maximum size of I/O requests
Maximum queue tags per drive
Strip sizes
Maximum number of concurrent commands

Fault Tolerance

The following table lists the fault tolerance features for the 12Gb/s Intel
Controllers.
12Gb/s Intel® RAID Controllers User Guide
Specification

Table 8. Array Performance Features

Specification
®
Intel
RS3WC080, RS3DC040, and RS3DC080
•
Up to 8GT/s per lane
•
x8 lane width
4-pin RS232-compatible connector (for manufacturing use
only)
12Gb/s
SAS connectors with four SAS ports each
®
The Intel RAID Controller RS3DC0x0 supports the
following cache configuration:
1 GB – 72b arrangement (5) 128Mbx16, Double Data Rate
III (DDR3) @ 1866 MHz with Intel
Backup support.
16 MB
32 KB for storing RAID configurations
RS3WC080, RS3DC040, and RS3DC080
8GT/s per lane
12Gb/s per lane
80 elements
6.4 MB in 64-KB strips
As many as the drive can accept
8 KB, 16 KB, 32 KB, 64 KB, 128 KB, 256 KB,
512 KB, or 1 MB
255
RAID Controller
®
RAID Maintenance Free
®
®
Intel RAID Controller
®
RAID
RAID
29